T4 Q [Extra 13(i)(a)] Gauss-Jordan Elimination Method SM015

Solve the system of linear equations by using Gauss-Jordan Elimination method.
(a) 4x+3y+z=3; 2y-3z=-8; 2x+3y+4z=7
(b) 4x+3y+z-5=0; 2y-3z+4=0; 2x+3y+4z=11